42003413953 has 2 divisors, whose sum is σ = 42003413954. Its totient is φ = 42003413952.

The previous prime is 42003413941. The next prime is 42003413957. The reversal of 42003413953 is 35931430024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41293084849 + 710329104 = 203207^2 + 26652^2 .

It is a cyclic number.

It is not a de Polignac number, because 42003413953 - 2²⁵ = 41969859521 is a prime.

It is not a weakly prime, because it can be changed into another prime (42003413957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21001706976 + 21001706977.

It is an arithmetic number, because the mean of its divisors is an integer number (21001706977).

Almost surely, 2^42003413953 is an apocalyptic number.

It is an amenable number.

42003413953 is a deficient number, since it is larger than the sum of its proper divisors (1).

42003413953 is an equidigital number, since it uses as much as digits as its factorization.

42003413953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 42003413953 its reverse (35931430024), we get a palindrome (77934843977).

The spelling of 42003413953 in words is "forty-two billion, three million, four hundred thirteen thousand, nine hundred fifty-three".